7.5

CVE-2019-3558: facebook facebook thrift Excessive Iteration

CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2019-3558CGA-j6qg-2h3c-37w7CGA-jx3v-hwq9-v2cf
Published 06-05-2019Last modified 04-08-2024

Vulnerability summary

CVE-2019-3558 is a high (CVSS 7.5) Excessive Iteration vulnerability in facebook facebook thrift. EPSS estimates a 2.02% chance of exploitation in the next 30 days, higher than 80.6% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
2.02%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 0 · Related 2

Timeline

  1. 06-05-2019
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Python Facebook Thrift servers would not error upon receiving messages with containers of fields of unknown type. As a result, malicious clients could send short messages which would take a long time for the server to parse, potentially leading to denial of service. This issue affects Facebook Thrift prior to v2019.02.18.00.

CVSS metrics

5 scores · 4 sources · 2 versions

EPSS trend

Probability

2.02%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

0.00 pp

From 2.02% on 20-09-2026

20-09-202620-10-2026
EPSS score
2.02%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Facebook2 products
Chainguard1 product
  • thriftAll versions (No fix recorded)
Ubuntu1 product
  • hhvmAll versions (No fix recorded)
Wolfi1 product
  • thriftAll versions (No fix recorded)

4 vendors · 5 products

References

6 links